Cognomen Medetbayev (Медетбаев 
, Medetbayev 
) , in the entire world, is a rare family name. The surname Medetbayev is characteristic of Azerbaijan, where it is quite a rare surname, Kazakhstan, and Kyrgyzstan, where it is a very rare surname. Very seldom, Medetbayev is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Медетбаев | Kyrgyzstan, Kazakhstan, Russia, Azerbaijan |
| Medetbayev | Canada, Kazakhstan |